*{
    margin:0;
    padding:0;
}
body{
    background: url('../images/login_bg.png') no-repeat center center fixed;
    /*兼容浏览器版本*/
    -webkit-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
    overflow: hidden;
}
.box{
    -webkit-box-shadow: #666 0px 0px 20px;
    -moz-box-shadow: #666 0px 0px 20px;
    box-shadow: #666 0px 0px 20px;
    border-radius: 10px;
    width:400px;
    height:450px;
    background:#FFF;
    position:absolute;
    left:82%;
    top:42%;
    margin-left:-195px;
    margin-top:-160px;
}
.box h1{
    font-weight:bolder;
    font-size:20px;
    line-height:46px;
    height:46px;
    overflow:hidden;
    text-align:center;
    background: #ff9900;
    color: #dddddd;
}
.input_box{
    width:350px;
    padding-bottom:15px;
    margin: 0 auto;
    overflow:hidden;
}
.input_box input{
    margin: 0 auto;
    width:320px;
    height:50px;
    font-size:15px;
    border:solid 1px #ddd;
    text-indent:10px;
    outline:none;
    color: #666;
    line-height:40px;
    background-position: left;
    background-repeat: no-repeat;
    padding: 3px 3px 3px 25px;
}
#sub_btn{
    width:350px;
    height:48px;
    background: #ff9900;
    border:none;
    border-radius:2px;
    outline:none;
    cursor:pointer;
    font-size:16px;
    color:#dddddd;
}
#error_box{
    height:40px;
    width:350px;
    margin:0 auto;
    line-height:40px;
    color:#fc4343;
}
.input_check_box{
    width:350px;
    padding-bottom:15px;
    margin:0 auto;
    overflow:hidden;
}
.input_check_box input{
    margin: 0 auto;
    width:180px;
    height:50px;
    font-size:15px;
    border:solid 1px #ddd;
    color: #666;
    text-indent:10px;
    outline:none;
    line-height:40px;
    background-position: left;
    background-repeat: no-repeat;
    padding: 3px 3px 3px 25px;

}
.title {
    height: 80px;
    line-height: 80px;
    background: #ff9900;
    font-size: 22px;
    padding:0 30px;
    border-radius: 10px 10px 0 0 ;
}
.title img {
    height:50px;
    float: left;
    margin-top: 12px;
    margin-right: 15px;
}
.title span{
    color: #666666;
}
.username_input{
    background-image: url('../images/username.gif');
}
.password_input{
    background-image: url('../images/password.gif');
}
.checkcode_input{
    background-image: url('../images/checkCode.gif');
}
a{
    text-decoration: none;
}
a:hover{
    color: red;
}